Sybase Adaptive Server Anywhere Reference page 1045

Chapter 15 System Tables
parm_mode_in (Y/N) Indicates whether this parameter supplies a value to
the procedure (IN or INOUT parameters).
parm_mode_out (Y/N) Indicates whether this parameter returns a value
from the procedure (OUT or INOUT parameters).
domain_id Identifies the data type for the parameter, by the data type
number listed in the SYSDOMAIN table.
width Contains the length of a string parameter, the precision of a numeric
parameter, or the number of bytes of storage for any other data types.
scale The number of digits after the decimal point for numeric data type
parameters, and zero for all other data type.
parm_name The name of the procedure parameter.
remarks A comment string.
default Unused.
user_type The user type of the parameter.
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